JPS6069967U - air conditioner - Google Patents
air conditionerInfo
- Publication number
- JPS6069967U JPS6069967U JP16255383U JP16255383U JPS6069967U JP S6069967 U JPS6069967 U JP S6069967U JP 16255383 U JP16255383 U JP 16255383U JP 16255383 U JP16255383 U JP 16255383U JP S6069967 U JPS6069967 U JP S6069967U
- Authority
- JP
- Japan
- Prior art keywords
- air conditioner
- heat exchanger
- valve
- electric expansion
- opening degree
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の開度制御を説明するための図、第゛２図
は第１図の開度制御により低圧側圧力の変化を示す図、
第３図はこの考案の一実施例を示す全体的な構成図、第
４図は同実施例の除霜運転制御を説明するためのフロー
チャート、第５図は同実施例の開度制御を説明するため
の図、第６図は同実施例における低圧側圧力の変化を示
す図、第７図は同実施例における熱交温度変化を示す図
である。
１・・・圧縮機、２・・・四方弁、３・・・室外側熱交
換器、４・・・電動式膨張弁、５・・・室内側熱交換器
、１１・・・熱交温度センサ、２０・・・主制御部。
３（１１
２（
２２１Figure 1 is a diagram for explaining conventional opening control, Figure 2 is a diagram showing changes in low pressure side pressure due to the opening control in Figure 1,
Fig. 3 is an overall configuration diagram showing an embodiment of this invention, Fig. 4 is a flowchart for explaining defrosting operation control of the embodiment, and Fig. 5 is an explanation of opening control of the embodiment. FIG. 6 is a diagram showing changes in the low pressure side pressure in the same example, and FIG. 7 is a diagram showing changes in heat exchanger temperature in the same example. DESCRIPTION OF SYMBOLS 1...Compressor, 2...Four-way valve, 3...Outdoor heat exchanger, 4...Electric expansion valve, 5...Indoor heat exchanger, 11...Heat exchange temperature Sensor, 20... Main control unit. 3(11 2( 221)
Claims (1)
側熱交換器などを順次連通してなるヒートポンプ式冷凍
サイクルを備えた空気調和機において、除霜運転時、前
記電動式膨張弁の開度を暖房運転時の定常開度よりも一
定値だけ大きい開度に設定する制御手段を具備したこと
を特徴とする空気調和機。In an air conditioner equipped with a heat pump refrigeration cycle in which a compressor, a four-way valve, an outdoor heat exchanger, an electric expansion valve, an indoor heat exchanger, etc. are connected in sequence, during defrosting operation, the electric expansion An air conditioner characterized by comprising a control means for setting the opening degree of a valve to a certain value larger than the steady opening degree during heating operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16255383U JPS6069967U (en) | 1983-10-20 | 1983-10-20 | air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16255383U JPS6069967U (en) | 1983-10-20 | 1983-10-20 | air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6069967U true JPS6069967U (en) | 1985-05-17 |
Family
ID=30356923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16255383U Pending JPS6069967U (en) | 1983-10-20 | 1983-10-20 | air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6069967U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS501944B1 (en) * | 1970-09-08 | 1975-01-22 | ||
| JPS5661554A (en) * | 1979-10-25 | 1981-05-27 | Matsushita Electric Ind Co Ltd | Defrosting controller for air conditioner |
| JPS5824771A (en) * | 1981-08-07 | 1983-02-14 | 株式会社鷺宮製作所 | Controller for flow rate of refrigerant |
-
1983
- 1983-10-20 JP JP16255383U patent/JPS6069967U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS501944B1 (en) * | 1970-09-08 | 1975-01-22 | ||
| JPS5661554A (en) * | 1979-10-25 | 1981-05-27 | Matsushita Electric Ind Co Ltd | Defrosting controller for air conditioner |
| JPS5824771A (en) * | 1981-08-07 | 1983-02-14 | 株式会社鷺宮製作所 | Controller for flow rate of refrigerant |
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